TY - JOUR AU - Abul Maksud Sayied TI - Galois Theory for the Family of Partial Differential Equations ...... = 0. JO - Mathematische Zeitschrift PY - 1970 SP - 22 EP - 32 VL - 114 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1970__114_171293/ ID - MZ_1970__114_171293 ER -